Plumbing SENIOR Engineer; PE San Diego

Benefits:

• 401(k)
• 401(k) matching
• Competitive salary
• Dental insurance
• Health insurance
• Opportunity for advancement
• Paid time off
• Training & development
• Vision insurance
• Wellness resources

Location:

San Diego, California (On-site)
Compensation: $130,000 $ 149,000 annually

This role is for a licensed Plumbing Professional Engineer who wants to lead complex plumbing system projects, influence technical standards, and operate at a high level within a growing MEP firm.

You will not be a production-only engineer. You will be trusted with design authority, QA/QC accountability, and client-facing leadership.

• You take ownership of your work and project outcomes
• You are confident making technical decisions and standing behind them
• You have strong experience with U.S.
  
  -based commercial plumbing system design
• You want to grow into higher-level leadership within a structured firm

• Lead plumbing system design for commercial, mixed-use, and institutional projects
• Oversee QA/QC across multiple projects to reduce errors and liability
• Perform and review plumbing system calculations (domestic water, sanitary, storm, and gas)
• Design and review piping systems and coordinate site utilities
• Support project managers with technical forecasting and risk planning
• Participate in client meetings and represent the firm at a senior level
• Contribute to internal standards and technical training

• Fully integrated into active project teams
• Independently leading plumbing design scopes
• Contributing to QA/QC improvements
• Demonstrating reliability in deadlines and coordination

• Active Professional Engineer (PE) license (U.S.)
• 8+ years of plumbing design experience
• Strong experience with U.S. commercial projects
• Proficiency in Revit and plumbing design software
• Strong understanding of California Plumbing Code and applicable regulations
• Experience performing plumbing system calculations (water, sanitary, storm, gas)
• Ability to lead coordination and communicate with clients

At 120 Degreez, we invest in our teams long-term success professionally and personally.

• 401(k) with up to 3% employer match
• 70% employer-paid medical insurance + 100% dental and vision
• $1,500 annual professional development and certification allowance
• Paid Company Holidays + 2 weeks of Paid Time Off (PTO) + 1 week Paid Sick Leave
• 100% employer-paid life insurance
• Clear career advancement pathway from Designer through Principal
• Collaborative, structured, and growth-focused work environment

We are not able to provide visa sponsorship for this role. Candidates must be authorized to work in the United States without current or future sponsorship requirements.

• Candidates with less than 4 years of relevant MEP experience
• Candidates without U.S.
  
  -based project experience
• Candidates not proficient in Revit
• Candidates without plumbing system design experience (commercial systems and calculations)
• Individuals seeking heavily supervised or entry-level roles